.App {
  text-align: center;
}

.App-logo {
  height: 40vmin;
  pointer-events: none;
}

@media (prefers-reduced-motion: no-preference) {
  .App-logo {
    animation: App-logo-spin infinite 20s linear;
  }
}

.App-header {
  background-color: #282c34;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: calc(10px + 2vmin);
  color: white;
}

.App-link {
  color: #61dafb;
}

@keyframes App-logo-spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.app-container {
  min-height: 100vh;
  width: 100%;
}

.app-background {
  min-height: 100vh;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.content {
  padding: 20px;
  min-height: calc(100vh - 60px);
}

.navbar {
  display: flex;
  justify-content: space-around;
  align-items: center;
  background-color: rgba(0, 123, 255, 0.9);
  padding: 15px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.navbar a {
  color: white;
  text-decoration: none;
  font-weight: bold;
  padding: 8px 16px;
  border-radius: 4px;
  transition: background-color 0.3s;
}

.navbar a:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

body {
    margin: 0; /* 去掉默认的边距 */
    font-family: Arial, sans-serif; /* 设置字体 */
}
